Bring the milk with
the vanilla sugar and the nutmeg to the boil. Add the eggs and heat
slowly while stirring until the mixture thickens. Turn off the heat
and add the Fladderak, stir well. Serve in wine glasses.
This is the Groningen
version of eggnog. You can also use a different kind of lemon liqueur
like Limoncello.
"Pierewaaien" in old
Dutch means partying, and the word is probably taken over from the Russians
from Archangel, when Groningen imported Russian grain; the Russian word
"pirovat" means dance.